order Sirenia

Thesaurus

Noun

1.

order Sirenia - an animal order including: manatees; dugongs; Steller's sea cowSireniaanimal order - the order of animalsEutheria, subclass Eutheria - all mammals except monotremes and marsupialssea cow, sirenian, sirenian mammal - any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbsfamily Trichechidae, Trichechidae - comprising only the manateesDugongidae, family Dugongidae - a family of mammals of order Sirenia including dugongs and Steller's sea cow